英文名称:2-Propenoic acid,2-methyl-,polymers,polymer with ethyl 2-propenoate,N-(hydroxymethyl)-2-propenamide and methyl 2-methyl-2-propenoate; 2-Propenoic acid, 2-methyl-, polymer with ethyl 2-propenoate, N-(hydroxymethyl)-2-propenamide and methyl 2-methyl-2-propenoate; 2-Propenoic acid, 2-methyl-, polymer with ethyl 2-propenoate, N-(hydroxymethyl)-2-propenamide and methyl 2-methyl-2-propenoate